12. Carstensen B (2012) Request for clarification from Ruiter et al regarding 'Risk of cancer in patients on insulin glargine and other insulin analogues in comparison with those on human insulin: Results from a large population-based follow-up study'. Diabetologia 55: 857-858.

70. Nielsen SS, Hempler NF, Waldorff FB, Kreiner S, Krasnik A (2012) Is there equity in use of healthcare services among immigrants, their descendents, and ethnic Danes? Scandinavian Journal of Public Health 40: 260-270.